# 1 创建学生类
class Student:
    name = None
    gender = None
    stu_no = None


# 2 创建对象
stu1 = Student()

# 3 为stu1对象的属性赋值
stu1.name = 'Jagochan'
stu1.gender = '男'
stu1.stu_no = '25089901'

# <__main__.Student object at 0x00000175F8E738D0>
print(stu1)
print(F'姓名：{stu1.name}，性别：{stu1.gender}，学号：{stu1.stu_no}')
